AC/heat not working properly...help

[Narco]

is there only 1 actuator for the driver and 1 for the passenger? i saw that the rear has several. i wanna make sure im getting the right thing

 

[Narco]

???

 

[teroma25]

There are 2 in the rear, one for temp and one for mode (floor, ceiling, etc). I'm not sure on the front as I've never had it apart but since you can set 2 different temps at the same time, I'd assume each side has it's own.